题目内容
桯ow many days _____ there in a week?
桾here _____ seven.
A. is, is B. are, are C. is, are D. are, is
答案：B
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题目内容
桯ow many days _____ there in a week?
桾here _____ seven.
A. is, is B. are, are C. is, are D. are, is